Honorary Professor Robert Cohen is a Professor of Medicine and Director of the Occupational Lung Disease Program at Northwestern University. He has practised clinical pulmonary medicine for over 30 years and is board-certified in Internal Medicine, Pulmonary Medicine, and Critical Care Medicine. Robert has also been a Certified NIOSH B-Reader since 1998.

Robert has been an investigator in the area of respiratory disease in populations of occupationally exposed workers and has a broad background in public health and occupational lung disease.